Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filedfiledCritical
Priority to NL7301978ApriorityCriticalpatent/NL7301978A/xx
Priority to DE19732351986prioritypatent/DE2351986A1/de
Priority to AU62023/73Aprioritypatent/AU6202373A/en
Priority to FR7338872Aprioritypatent/FR2205793A1/fr
Priority to IT3084773Aprioritypatent/IT999166B/it
Priority to JP48123515Aprioritypatent/JPS4996617A/ja
Publication of NL7301978ApublicationCriticalpatent/NL7301978A/xx